Introducing transglycosylation activity in Bacillus licheniformis α-amylase by replacement of His235 with Glu

Henrissat, 1995, Conserved catalytic machinery and the prediction of a common fold for several families of glycosyl hydrolases, Proc. Natl. Acad. Sci. USA, 92, 7090, 10.1073/pnas.92.15.7090 Habibi, 2004, Chemical modification of lysine residues in Bacillus licheniformis α-amylase: conversion of an endo- to an exo-type enzyme, J. Biochem. Mol. Biol., 37, 642, 10.5483/BMBRep.2004.37.6.642 Rivera, 2003, α-Amylase from Bacillus licheniformis mutants near to the catalytic site: effects on hydrolytic and transglycosylation activity, Protein Eng., 16, 504, 10.1093/protein/gzg060 Declerck, 1997, Hyperthermostable mutants of Bacillus licheniformis α-amylase: thermodynamic studies and structural interpretation, Protein Eng., 10, 541, 10.1093/protein/10.5.541 Declerk, 2003, Hyperthermostabilization of Bacillus licheniformis α-amylase and modulation of its stability over a 50°C temperature range, Protein Eng., 16, 287, 10.1093/proeng/gzg032 Shaw, 1999, Protein engineering of α-amylase for low pH performance, Curr. Opin. Biotechnol., 10, 349, 10.1016/S0958-1669(99)80063-9 Tran, 2014, Experimental evidence for a 9-binding subsite of Bacillus licheniformis thermostable α-amylase, FEBS Lett., 588, 620, 10.1016/j.febslet.2013.12.032 Kim, 2000, Role of the glutamate 332 residue in the transglycosylation activity of Thermus maltogenic amylase, Biochemistry, 39, 6773, 10.1021/bi992575i Declerck, 2002, Engineering the thermostability of Bacillus licheniformis α-amylase, Biol. Brat., 11, 203 Ihara, 1985, Complete nucleotide sequence of a thermophilic α-amylase gene: homology between prokaryotic and eukaryotic α-amylases at the active sites, J. Biochem., 98, 95, 10.1093/oxfordjournals.jbchem.a135279 Toda, 1982, The complete amino acid sequence of taka-amylase A, Proc. Jpn. Acad., 58, 208, 10.2183/pjab.58.208 Rogers, 1983, Isolation and sequence analysis of a barley α-amylase cDNA clone, J. Biol. Chem., 258, 8169, 10.1016/S0021-9258(20)82044-4 Kim, 1999, Modes of action of acarbose hydrolysis and transglycosylation catalyzed by a thermostable maltogenic amylase, the gene for which was cloned from a Thermus strain, Appl. Environ. Microbiol., 65, 1644, 10.1128/AEM.65.4.1644-1651.1999 Cha, 1998, Molecular and enzymatic characterization of a maltogenic amylase that hydrolyzes and transglycosylates acarbose, Eur. J. Biochem., 253, 251, 10.1046/j.1432-1327.1998.2530251.x Li, 2011, Functional characterization of a special thermophilic multifunctional amylase OPMA-N and its N-terminal domain, Acta Biochim. Biophys. Sin. (Shanghai), 43, 324, 10.1093/abbs/gmr013 Tonozuka, 1993, A neopullulanase-type α-amylase gene from Thermoactinomyces vulgaris R-47, Biosci. Biotechnol. Biochem., 57, 395, 10.1271/bbb.57.395 Kim, 1998, Analysis of the gene encoding cyclomaltodextrinase from alkalophilic Bacillus sp. I-5 and characterization of enzymatic properties, Arch. Biochem. Biophys., 353, 221, 10.1006/abbi.1998.0639 Damián-Almazo, 2008, Enhancement of the alcoholytic activity of α-amylase AmyA from Thermotoga maritima MSB8 (DSM 3109) by site-directed mutagenesis, Appl. Environ. Microbiol., 74, 5168, 10.1128/AEM.00121-08 Park, 2007, The action mode of Thermusaquaticus YT-1 4-α-glucanotransferase and its chimeric enzymes introduced with starch-binding domain on amylose and amylopectin, Carbohydr. Polym., 67, 164, 10.1016/j.carbpol.2006.05.018 Miller, 1959, Use of dinitrosalycylic acid reagent for determination by reducing sugar, Anal. Chem., 31, 426, 10.1021/ac60147a030 Robyt, 1970, The action pattern of porcine pancreatic α-amylase in relationship to the substrate binding site of the enzyme, J. Biol. Chem., 245, 3917, 10.1016/S0021-9258(18)62937-0 Nguyen, 2014, Reaction kinetics of substrate transglycosylation catalyzed by Trex of Sulfolobus solfataricus and effects on glycogen breakdown, J. Bacteriol., 196, 1941, 10.1128/JB.01442-13 Saab-Rincón, 1999, Introducing transglycosylation activity in a liquefying α-amylase, FEBS Lett., 453, 100, 10.1016/S0014-5793(99)00671-7 Park, 2014, Structure features underlying the selective cleavage of a novel exo-type maltose-forming amylase from Pyrococcus sp, ST04, Acta Crystallogr., D70, 1659 Yamamoto, 2010, Crystal structures of isomaltase from Saccharomyces cerevisiae and in complex with its competitive inhibitor maltose, FEBS J., 277, 4205, 10.1111/j.1742-4658.2010.07810.x Abe, 2005, Complexes of Thermoactinomyces vulgaris R-47 α-amylase 1 and pullulan model oligossacharides provide new insight into the mechanism for recognizing substrates with α-(1,6) glycosidic linkages, FEBS J., 272, 6145, 10.1111/j.1742-4658.2005.05013.x Pijning, 2012, Structure of the α-1,6/α-1,4-specific glucansucrase GTFA from Lactobacillus reuteri 121, Acta Crystallogr., F68, 1448 Park, 1834, A novel domain arrangement in a monomeric cyclodextrin-hydolyzing enzyme from the hyperthermophiles Pyrococcus furiosus, Biochim. Biophys. Acta, 2013, 380 Jun, 2013, Structure of a novel α-amylase AmyB from Thermotoga neapolitana that produces maltose from the nonreducing end of polysaccharides, Acta Crystallogr., D69, 442